What’s retrograde motion?

Retrograde motion is when an object moves in the opposite direction of another object. It applies to rotation, tilt, and orbits of celestial bodies. Some planets appear to move backwards due to their orbit size, but they actually move in the same direction. True retrograde motion occurs when small moons orbit planets in the opposite […]

Symptoms of retrograde menstruation?

Retrograde menstruation is a common condition where menstrual blood flows backward, but usually has no symptoms. It may be a potential cause of endometriosis, which can cause pain, irregular periods, and affect fertility. Doctors suggest informing them of any severe pelvic pain or changes in menstrual cycle behavior. There are usually no recognizable symptoms of […]

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